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| author | William Joye <wjoye@cfa.harvard.edu> | 2016-10-27 20:28:26 (GMT) |
|---|---|---|
| committer | William Joye <wjoye@cfa.harvard.edu> | 2016-10-27 20:28:26 (GMT) |
| commit | b184baa1234c2143e488d1796ae98afab118b891 (patch) | |
| tree | 686b0a47b272296205c7fa2bc789f62a03d20df6 /tkimg/libjpeg/DANGER | |
| parent | f7560d0a451a793441216d76eb4d9475aab61740 (diff) | |
| parent | 5aad878400425d3af44433a47c13824385689e1d (diff) | |
| download | blt-b184baa1234c2143e488d1796ae98afab118b891.zip blt-b184baa1234c2143e488d1796ae98afab118b891.tar.gz blt-b184baa1234c2143e488d1796ae98afab118b891.tar.bz2 | |
Merge commit '5aad878400425d3af44433a47c13824385689e1d' as 'tkimg'
Diffstat (limited to 'tkimg/libjpeg/DANGER')
| -rw-r--r-- | tkimg/libjpeg/DANGER | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/tkimg/libjpeg/DANGER b/tkimg/libjpeg/DANGER new file mode 100644 index 0000000..6b9b787 --- /dev/null +++ b/tkimg/libjpeg/DANGER @@ -0,0 +1,17 @@ + +Note: + +The EXTERN macro defined by "tcl.h" and the EXTERN() macro defined by +"jmorecfg.h" are in conflict with each other. Even more, "jmorecfg.h" +will not create its own definition if it encounters a previous +definition. + +Special steps are taken in "jpegtcl*.[ch]" to allow interoperation. + +* The tcl.h header comes first everywhere. + +* In jpegtclDecls.h it is not possible to separate uses of the + two EXTERN macros. "tcl.h" is loaded first, then its EXTERN + definition disabled. Then we can load the jpeg + definition. After that we have to restore the EXTERN as + defined by "tcl.h" to satisfy the stub declarations. |